Tech Lead: JavaScript Developer

Indsafri; South Africa; On-site; ZAR 900,000 - 1,300,000; Full time

Job summary

Indsafri is seeking a Senior Java/Angular Engineer to design, build, and evolve modern service-based applications across front-end and back-end layers. The role emphasizes cloud-native technologies, architectural influence, and delivering scalable solutions in a financial services context.

The ideal candidate brings deep Java/Angular experience, familiarity with AWS, Docker, CI/CD, and an ability to mentor teams while driving delivery outcomes and business value.

Qualifications

• Bachelor's or Master's degree in Computer Science, Information Systems, or related discipline, or equivalent experience in financial services.
• Proven experience designing and delivering enterprise-grade front-end and back-end applications.
• Exposure to modern integration patterns and microservices architectures.

Responsibilities

• Design, implement, and maintain Java and Angular applications across front-end and back-end layers.
• Apply architectural patterns to deliver scalable, maintainable solutions.
• Collaborate across teams to ensure security, performance, and resilience.
• Define unit and integration testing strategies and maintain coding standards.
• Produce technical design artefacts and participate in architecture sessions.
• Support production systems and drive continuous improvement through feedback.

Skills

Java

Angular

AWS

Microservices

CI/CD

Docker

Git

JUnit/Mockito

Swagger/OpenAPI

UML

Education

Bachelors or Masters in Computer Science or related

Enterprise-grade app design experience

Financial services sector exposure

Tools

Docker

Gradle

Git

Swagger/OpenAPI

PostgreSQL/Oracle

Kubernetes

Job description

The Senior Java / Angular Engineer is responsible for applying deep technical expertise to design, build, and evolve modern, service-based applications that reduce platform coupling and enable scalable, modular integration across the enterprise. The role focuses on delivering high-quality front-end and back-end solutions using Angular, Java, and associated cloud-native technologies.

This position plays a critical role in shaping solution design, influencing architectural direction, and contributing to the long-term evolution of Companies technology landscape. The incumbent is expected to operate across the full software development lifecycle, combining hands-on delivery with thoughtful technical leadership and collaboration across business and technology teams.

Key Responsibilities

Software Design & Development:

• Design, implement, and maintain high-quality Java and Angular applications across front-end and back-end layers.
• Apply appropriate architectural and design patterns to deliver scalable, maintainable solutions.
• Integrate developed components into fully functioning systems aligned to enterprise standards.
• Ensure solutions meet functional and non-functional requirements, including performance, security, and resilience.

Engineering Quality & Verification:

• Define and uphold unit and integration testing strategies to ensure solution correctness and stability.
• Maintain strong coding standards with emphasis on clarity, maintainability, and testability.
• Troubleshoot, diagnose, and resolve application defects and system issues.
• Actively incorporate user feedback and operational insights to improve solution robustness over time.
• Produce and maintain technical design artefacts and architectural documentation.
• Participate in solution and architectural design sessions, contributing informed technical perspectives.
• Interpret and apply UML artefacts and design models.
• Support alignment to agreed architectural principles, frameworks, and technical standards.
• Reinforce development guidelines, best practices, and engineering standards across the team.
• Analyse trends, platform metrics, and system behaviour to inform optimisation initiatives.
• Design and propose improvements that address key business challenges and support strategic objectives.
• Stay current with emerging technologies, tooling, and industry practices relevant to digital and financial platforms.
• Explore and propose innovative approaches to meet evolving client and business needs.

Stakeholder Engagement & Collaboration:

• Communicate technical options, constraints, and trade-offs clearly to business and technical stakeholders.
• Work collaboratively across teams to support effective delivery and system integration.
• Support shared ownership of outcomes and contribute positively to team dynamics.
• Provide support for production systems, including enhancements and defect remediation.
• Identify technical and delivery risks early and elevate appropriately.
• Ensure adherence to security principles, compliance obligations, and operational controls.
• Contribute to technology roadmaps and support alignment with broader IT strategies.

Experience & Qualifications

Education:

• Bachelor's or Master's degree in Computer Science, Information Systems, or a related discipline, or equivalent experience gained within the financial services sector.
• Proven experience designing and delivering enterprise-grade applications across front-end and back-end layers.
• Exposure to modern integration patterns and service-oriented or microservices-based architectures.

Technical Expertise

The role requires strong practical capability across modern application development and cloud-native technologies, including:

• Cloud platforms, with emphasis on AWS
• Containerisation and orchestration (e.g. Docker)
• Microservices and distributed system design
• Front-end development using Angular (AngularJS and Angular.io)
• Full-stack development across UI and server-side components
• Node.js, Express, and API description standards (Swagger / OpenAPI)
• MEAN stack technologies (MongoDB, Express.js, Angular, Node.js)
• Relational databases and SQL (e.g. PostgreSQL, DB2, Oracle)
• Linux-based environments (Ubuntu, Debian, Fedora or similar)
• Messaging and asynchronous processing technologies (JMS, messaging platforms)
• XML and related data formats
• Web services and API integration patterns
• Build and dependency management tools (Gradle)
• Source control using Git
• Unit testing frameworks (JUnit, Mockito)
• Test automation approaches and tooling
• Secure development principles and application security controls
• DevOps practices and CI/CD pipelines
• Proactive and self-directed approach to work
• Structured, analytical problem-solving capability
• Strong focus on delivery outcomes and business value
• Flexibility in approach and ability to adapt under changing conditions
• High levels of accountability and ownership
• Resilience and ability to perform effectively under pressure
• Clear and effective communication skills
• Strong collaboration and teamwork mindset
• Ongoing commitment to learning and technology currency
• Ability and willingness to coach and mentor team members